25413343146 has 48 divisors (see below), whose sum is σ = 58817218824. Its totient is φ = 7902246912.

The previous prime is 25413343141. The next prime is 25413343157. The reversal of 25413343146 is 64134331452.

25413343146 is a `hidden beast` number, since 2 + 5 + 4 + 1 + 334 + 314 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 19623807225 + 5789535921 = 140085^2 + 76089^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25413343146.

It is not an unprimeable number, because it can be changed into a prime (25413343141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332901 + ... + 402056.

Almost surely, 2^25413343146 is an apocalyptic number.

25413343146 is an abundant number, since it is smaller than the sum of its proper divisors (33403875678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25413343146 is a wasteful number, since it uses less digits than its factorization.

25413343146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735095 (or 735092 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 25413343146 its reverse (64134331452), we get a palindrome (89547674598).

The spelling of 25413343146 in words is "twenty-five billion, four hundred thirteen million, three hundred forty-three thousand, one hundred forty-six".